bachelor's-button
Cotula coronopifolia L.

Cotula coronopifolia, commonly known as bachelor's-button, is a flowering plant in the Asteraceae family. Native to southern Africa, it has a wide distribution that includes regions in Europe, North America, and parts of Asia. The species was first described in 1753 by Linnaeus. It is also known by common names such as brass buttons, golden buttons, and buttonweed.
Description
Cotula coronopifolia belongs to the genus Cotula and is part of the Asteraceae family. It is a flowering plant that is native to southern Africa and has been introduced to various regions across the globe, including British Columbia, Portugal, Belgium, France, the Netherlands, Great Britain, and others. The species was originally published in 1753 by Linnaeus. In botanical nomenclature discussions, it has been noted that Dillon's selection of a type specimen for this species predates that of Humphries. Common names for this plant include brass buttons, golden buttons, and buttonweed, in addition to bachelor's-button.
Other common names
Common brassbuttonsbuttonweedbrass-buttonswater cotulabachelor's-buttonwaterbuttonsBrass Buttonscommon brass-buttons
Distribution
British Columbia · New Brunswick · Nova Scotia · Prince Edward Island · Quebec · Portugal Continental · BR · Afrotropical · CL · IE · Belgium · Flemish Region · Walloon Region · France · The Netherlands · Great Britain · GB · IT · NO · PT · MX · FR · GR · AR · Austria · Baleares · Corse (Corsica) · Denmark · Finland · Channel Is.
Synonyms
Lancisia coronopifoliaCotula coronopifolia var. minimaCotula coronopifolia var. coronopifoliaCotula integrifoliaCotula coronopifolia var. integrifoliaCotula montevidensisCotula integrifolia
